Originally Posted by
grant15clone
Joe, I had the same problem with my 401. Make sure that the needle is in correctly. I reinserted the needle the wrong way three times in a row and mine was doing the same thing. I had the needle hole 45 degrees off. If that is not it check to make sure that the thread is going between the upper tension disks and not next to them. (I've done that too) And make sure that the tension disks are clean. There should be three disks. ~G~
I have done that and then hit myself up the side of my head...lol its a duh moment. I acquired a singer 758 and I am having problems getting the bobbin to wind evenly..waiting on new bobbins and will try a new needle but I can see a good size nick on the plate...wish I knew the story behind that.